[17a-F10-1~9] 9.5 New functional materials and new physical properties

[17a-F10-1] Purification of raw materials yttrium on the market : Removal of fluoride

^○Takashi Otomo¹, Kota Niwa¹, Yoshiaki Saito¹, Masamichi Sakai¹, Daisuke Kirigane¹, Masashi Kosaka¹, Shigehiko Hasegawa² (Sitama Univ.¹, Osaka Univ.²)

Keywords:イットリウム,薄膜